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authorTony Lindgren <tony@atomide.com>2010-05-20 11:35:19 -0700
committerTony Lindgren <tony@atomide.com>2010-05-20 11:35:19 -0700
commit4fa73a1bf89ebea4eba8a9982b5f64d266d8b5e9 (patch)
tree9d4558065a2586c25a0c0c3d87ed8402981d616d /arch/arm/plat-omap
parentc8f626fe1c7e6de983b0c3b6375da69ded3313b6 (diff)
parent59dd7224892142fe1d8505cf2c90bd732d730005 (diff)
downloadop-kernel-dev-4fa73a1bf89ebea4eba8a9982b5f64d266d8b5e9.zip
op-kernel-dev-4fa73a1bf89ebea4eba8a9982b5f64d266d8b5e9.tar.gz
Merge branch 'for_2.6.35' of git://git.pwsan.com/linux-2.6 into omap-for-linus
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r--arch/arm/plat-omap/clock.c25
-rw-r--r--arch/arm/plat-omap/dmtimer.c4
-rw-r--r--arch/arm/plat-omap/include/plat/clock.h14
-rw-r--r--arch/arm/plat-omap/include/plat/omap44xx.h1
-rw-r--r--arch/arm/plat-omap/include/plat/omap_hwmod.h16
-rw-r--r--arch/arm/plat-omap/include/plat/powerdomain.h7
-rw-r--r--arch/arm/plat-omap/omap_device.c4
7 files changed, 38 insertions, 33 deletions
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index 5261a09..7190cbd 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -12,14 +12,12 @@
*/
#include <linux/kernel.h>
#include <linux/init.h>
-#include <linux/module.h>
#include <linux/list.h>
#include <linux/errno.h>
#include <linux/err.h>
#include <linux/string.h>
#include <linux/clk.h>
#include <linux/mutex.h>
-#include <linux/platform_device.h>
#include <linux/cpufreq.h>
#include <linux/debugfs.h>
#include <linux/io.h>
@@ -32,9 +30,9 @@ static DEFINE_SPINLOCK(clockfw_lock);
static struct clk_functions *arch_clock;
-/*-------------------------------------------------------------------------
+/*
* Standard clock functions defined in include/linux/clk.h
- *-------------------------------------------------------------------------*/
+ */
int clk_enable(struct clk *clk)
{
@@ -92,9 +90,9 @@ unsigned long clk_get_rate(struct clk *clk)
}
EXPORT_SYMBOL(clk_get_rate);
-/*-------------------------------------------------------------------------
+/*
* Optional clock functions defined in include/linux/clk.h
- *-------------------------------------------------------------------------*/
+ */
long clk_round_rate(struct clk *clk, unsigned long rate)
{
@@ -140,9 +138,6 @@ int clk_set_parent(struct clk *clk, struct clk *parent)
unsigned long flags;
int ret = -EINVAL;
- if (cpu_is_omap44xx())
- /* OMAP4 clk framework not supported yet */
- return 0;
if (clk == NULL || IS_ERR(clk) || parent == NULL || IS_ERR(parent))
return ret;
@@ -169,9 +164,9 @@ struct clk *clk_get_parent(struct clk *clk)
}
EXPORT_SYMBOL(clk_get_parent);
-/*-------------------------------------------------------------------------
+/*
* OMAP specific clock functions shared between omap1 and omap2
- *-------------------------------------------------------------------------*/
+ */
int __initdata mpurate;
@@ -222,7 +217,7 @@ void clk_reparent(struct clk *child, struct clk *parent)
}
/* Propagate rate to children */
-void propagate_rate(struct clk * tclk)
+void propagate_rate(struct clk *tclk)
{
struct clk *clkp;
@@ -389,7 +384,9 @@ void clk_exit_cpufreq_table(struct cpufreq_frequency_table **table)
}
#endif
-/*-------------------------------------------------------------------------*/
+/*
+ *
+ */
#ifdef CONFIG_OMAP_RESET_CLOCKS
/*
@@ -404,7 +401,7 @@ static int __init clk_disable_unused(void)
if (ck->ops == &clkops_null)
continue;
- if (ck->usecount > 0 || ck->enable_reg == 0)
+ if (ck->usecount > 0 || !ck->enable_reg)
continue;
spin_lock_irqsave(&clockfw_lock, flags);
diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
index 4d99dfbc..c64875f 100644
--- a/arch/arm/plat-omap/dmtimer.c
+++ b/arch/arm/plat-omap/dmtimer.c
@@ -264,8 +264,8 @@ static struct omap_dm_timer omap4_dm_timers[] = {
{ .phys_base = 0x4a320000, .irq = OMAP44XX_IRQ_GPT12 },
};
static const char *omap4_dm_source_names[] __initdata = {
- "sys_ck",
- "omap_32k_fck",
+ "sys_clkin_ck",
+ "sys_32k_ck",
NULL
};
static struct clk *omap4_dm_source_clocks[2];
diff --git a/arch/arm/plat-omap/include/plat/clock.h b/arch/arm/plat-omap/include/plat/clock.h
index 34f7fa9..dfc472c 100644
--- a/arch/arm/plat-omap/include/plat/clock.h
+++ b/arch/arm/plat-omap/include/plat/clock.h
@@ -196,15 +196,15 @@ extern struct clk dummy_ck;
#define INVERT_ENABLE (1 << 4) /* 0 enables, 1 disables */
/* Clksel_rate flags */
-#define DEFAULT_RATE (1 << 0)
-#define RATE_IN_242X (1 << 1)
-#define RATE_IN_243X (1 << 2)
-#define RATE_IN_343X (1 << 3) /* rates common to all 343X */
-#define RATE_IN_3430ES2 (1 << 4) /* 3430ES2 rates only */
-#define RATE_IN_36XX (1 << 5)
-#define RATE_IN_4430 (1 << 6)
+#define RATE_IN_242X (1 << 0)
+#define RATE_IN_243X (1 << 1)
+#define RATE_IN_3XXX (1 << 2) /* rates common to all OMAP3 */
+#define RATE_IN_3430ES2 (1 << 3) /* 3430ES2 rates only */
+#define RATE_IN_36XX (1 << 4)
+#define RATE_IN_4430 (1 << 5)
#define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X)
+#define RATE_IN_3430ES2PLUS (RATE_IN_3430ES2 | RATE_IN_36XX)
#endif
diff --git a/arch/arm/plat-omap/include/plat/omap44xx.h b/arch/arm/plat-omap/include/plat/omap44xx.h
index bb94a0b..8b3f12f 100644
--- a/arch/arm/plat-omap/include/plat/omap44xx.h
+++ b/arch/arm/plat-omap/include/plat/omap44xx.h
@@ -30,6 +30,7 @@
#define OMAP4430_CM_BASE OMAP4430_CM1_BASE
#define OMAP4430_CM2_BASE 0x4a008000
#define OMAP4430_PRM_BASE 0x4a306000
+#define OMAP4430_PRCM_MPU_BASE 0x48243000
#define OMAP44XX_GPMC_BASE 0x50000000
#define OMAP443X_SCM_BASE 0x4a002000
#define OMAP443X_CTRL_BASE 0x4a100000
diff --git a/arch/arm/plat-omap/include/plat/omap_hwmod.h b/arch/arm/plat-omap/include/plat/omap_hwmod.h
index 36d6ea5..0eccc09 100644
--- a/arch/arm/plat-omap/include/plat/omap_hwmod.h
+++ b/arch/arm/plat-omap/include/plat/omap_hwmod.h
@@ -176,9 +176,8 @@ struct omap_hwmod_addr_space {
#define OCP_USER_SDMA (1 << 1)
/* omap_hwmod_ocp_if.flags bits */
-#define OCPIF_HAS_IDLEST (1 << 0)
-#define OCPIF_SWSUP_IDLE (1 << 1)
-#define OCPIF_CAN_BURST (1 << 2)
+#define OCPIF_SWSUP_IDLE (1 << 0)
+#define OCPIF_CAN_BURST (1 << 1)
/**
* struct omap_hwmod_ocp_if - OCP interface data
@@ -327,14 +326,12 @@ struct omap_hwmod_omap2_prcm {
/**
* struct omap_hwmod_omap4_prcm - OMAP4-specific PRCM data
- * @module_offs: PRCM submodule offset from the start of the PRM/CM1/CM2
- * @device_offs: device register offset from @module_offs
+ * @clkctrl_reg: PRCM address of the clock control register
* @submodule_wkdep_bit: bit shift of the WKDEP range
*/
struct omap_hwmod_omap4_prcm {
- u32 module_offs;
- u16 device_offs;
- u8 submodule_wkdep_bit;
+ void __iomem *clkctrl_reg;
+ u8 submodule_wkdep_bit;
};
@@ -353,6 +350,8 @@ struct omap_hwmod_omap4_prcm {
* when module is enabled, rather than the default, which is to
* enable autoidle
* HWMOD_SET_DEFAULT_CLOCKACT: program CLOCKACTIVITY bits at startup
+ * HWMOD_NO_IDLEST : this module does not have idle status - this is the case
+ * only for few initiator modules on OMAP2 & 3.
*/
#define HWMOD_SWSUP_SIDLE (1 << 0)
#define HWMOD_SWSUP_MSTANDBY (1 << 1)
@@ -360,6 +359,7 @@ struct omap_hwmod_omap4_prcm {
#define HWMOD_INIT_NO_IDLE (1 << 3)
#define HWMOD_NO_OCP_AUTOIDLE (1 << 4)
#define HWMOD_SET_DEFAULT_CLOCKACT (1 << 5)
+#define HWMOD_NO_IDLEST (1 << 6)
/*
* omap_hwmod._int_flags definitions
diff --git a/arch/arm/plat-omap/include/plat/powerdomain.h b/arch/arm/plat-omap/include/plat/powerdomain.h
index d82b2c0..fb6ec74 100644
--- a/arch/arm/plat-omap/include/plat/powerdomain.h
+++ b/arch/arm/plat-omap/include/plat/powerdomain.h
@@ -31,6 +31,7 @@
#define PWRDM_MAX_PWRSTS 4
/* Powerdomain allowable state bitfields */
+#define PWRSTS_ON (1 << PWRDM_POWER_ON)
#define PWRSTS_OFF_ON ((1 << PWRDM_POWER_OFF) | \
(1 << PWRDM_POWER_ON))
@@ -49,6 +50,12 @@
* in MEM bank 1 position. This is
* true for OMAP3430
*/
+#define PWRDM_HAS_LOWPOWERSTATECHANGE (1 << 2) /*
+ * support to transition from a
+ * sleep state to a lower sleep
+ * state without waking up the
+ * powerdomain
+ */
/*
* Number of memory banks that are power-controllable. On OMAP4430, the
diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c
index 0f51974..f899603 100644
--- a/arch/arm/plat-omap/omap_device.c
+++ b/arch/arm/plat-omap/omap_device.c
@@ -2,10 +2,10 @@
* omap_device implementation
*
* Copyright (C) 2009 Nokia Corporation
- * Paul Walmsley
+ * Paul Walmsley, Kevin Hilman
*
* Developed in collaboration with (alphabetical order): Benoit
- * Cousson, Kevin Hilman, Tony Lindgren, Rajendra Nayak, Vikram
+ * Cousson, Thara Gopinath, Tony Lindgren, Rajendra Nayak, Vikram
* Pandita, Sakari Poussa, Anand Sawant, Santosh Shilimkar, Richard
* Woodruff
*
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